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. 2013 Sep 20;19(9):990–997. doi: 10.1089/ars.2013.5429

FIG. 3.

FIG. 3.

Hydrogen peroxide (H2O2) production by glycolate oxidase (GOX). Peroxisome-located GOX enzymes are a key component of photorespiration, catalyzing the conversion of glycolate to glyoxylate. This reaction consumes O2 and produces H2O2, which may have an important role in plant immunity.